rebecca-mc
2.007 Robot: Magnetic Gripper Design
I designed a controllable permanent magnet gripper using the concepts of magnetic fringing and variable reluctance paths. In 2.007,...
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Rebecca McCabe
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rebecca-mc
Apr 1, 20191 min read
Mechanical Design of Electric Powertrain
As powertrain lead for the Model Year 2019 vehicle, I redesigned the motor and differential mounting and transmission system to be...
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rebecca-mc
Oct 14, 20181 min read
Motor Data Collection and Performance Validation
I assisted in the construction of a two-motor dynamometer to test electric motors under a load of up to ~20 kW, and I analyzed data from...
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rebecca-mc
Sep 9, 20181 min read
Motor Selection for 4WD FSAE Vehicle
I evaluated the specs of 350+ motors from 80+ companies and used simulation to select the optimal product for MIT FSAE's 2019 front...
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rebecca-mc
Aug 12, 20181 min read
Forced Air PCB Cooling System
As an intern at RealTime Robotics, I selected and packaged fans to cool a motion planning FPGA board dissipating 22 W. Reduced junction...
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rebecca-mc
Aug 11, 20181 min read
ROS Motion Planning Test Cases
At Realtime Robotics, I created URDF files and coordinate transforms for a set of obstacles, resulting in lifelike robotic arm scenarios...
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rebecca-mc
Jul 1, 20181 min read
Wheel Speed Sensors for FSAE Racecar
I designed and machined aluminum mounts for hall effect wheel speed sensors. I assisted in the testing and electrical debugging of the...
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rebecca-mc
Feb 11, 20181 min read
FSAE Wheel Hubs Manufacturing
I manufactured aluminum wheel hubs for the 2018 vehicle using a CNC lathe and mill. I held a tolerance of .0005" on critical bearing...
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rebecca-mc
Oct 21, 20171 min read
Magnetic Levitation Control System and PCB
As part of an independent study arrangement my senior year of high school, I built a PID controlled magnetic levitation system on...
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rebecca-mc
Mar 18, 20171 min read
Playing a French Horn via Raspberry Pi
I am working on an electromechanical device to help a friend with muscular dystrophy play the French horn. Because she has little finger...
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rebecca-mc
Jan 15, 20171 min read
LEGO Barcode Sorter
I built this conveyor belt system at LEGO Mindstorms Advanced Robotics Camp at Penn State, using the EV3 Educational Platform. At the end...
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rebecca-mc
Jan 14, 20171 min read
Marble Robot
This is an autonomous marble sorter that aims to separate marbles of different materials. I wrote code in RobotC to control many servo...
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rebecca-mc
Jan 13, 20171 min read
Novel Popsicle Stick Design
These are the parts to my popsicle stick that I 3D printed at Lehigh University's Summer Engineering Institute. Users place a popsicle in...
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rebecca-mc
Jan 12, 20171 min read
Magnetic Levitation Concept Development
Levitation has always fascinated me. Earnshaw’s theorem states that magnetic levitation is impossible without specific control devices,...
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rebecca-mc
Jan 11, 20171 min read
Nuclear Fusion Research
This poster summarizes my team's research last summer at Lehigh University on the feasibility of nuclear fusion as an energy source. We...
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rebecca-mc
Jan 10, 20171 min read
Calculator Code
One day in tenth grade, as I waited for the rest of my calculus class to finish a test I spotted a mysterious button on my calculator...
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rebecca-mc
Jan 9, 20171 min read
Winch
This is a winch system that I designed. The user turns the handle (1), thereby turning the wormgear (2) because they are on the same...
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rebecca-mc
Jan 8, 20171 min read
7 Segment Counter Circuit
This is a circuit I made on a breadboard that counts from 2 to 6 repeatedly. It uses NAND ICs and a seven segment display. Each segment...
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rebecca-mc
Jan 7, 20171 min read
Boe Bot with Obstacle Avoidance
This "Boe Bot" robot autonomously avoids obstacles by implementing a simple roaming feature. It has two whisker-like touch sensors on its...
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